Samsung 2GB DDR2 PC2-5300 200-Pin Laptop SODIMM at Amazon.com
Hynix Laptop Memory 2GB 2Rx8 PC2-5300S-555-12 HYMP125S64CP8-Y5 AB at Amazon .com
4GB 2 X 2GB PC2-5300F 667MHz 240 pin DDR2 SDRAM ECC Fully Buffered FB DIMM Server Low Power Memory for HP Workstation XW8600 (PARTS-QUICK BRAND). Equivalent to HP Part Numbers: 397413-B21, 442823-B21,